43054505440 has 24 divisors (see below), whose sum is σ = 101716269480. Its totient is φ = 17221802112.

The previous prime is 43054505411. The next prime is 43054505441. The reversal of 43054505440 is 4450545034.

43054505440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 43054505396 and 43054505405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43054505441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134545170 + ... + 134545489.

It is an arithmetic number, because the mean of its divisors is an integer number (4238177895).

Almost surely, 2^43054505440 is an apocalyptic number.

43054505440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43054505440 is an abundant number, since it is smaller than the sum of its proper divisors (58661764040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43054505440 is a wasteful number, since it uses less digits than its factorization.

43054505440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269090674 (or 269090666 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 34.

The spelling of 43054505440 in words is "forty-three billion, fifty-four million, five hundred five thousand, four hundred forty".